61211402026116 has 48 divisors (see below), whose sum is σ = 143968174607040. Its totient is φ = 20241362586240.

The previous prime is 61211402026097. The next prime is 61211402026139. The reversal of 61211402026116 is 61162020411216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39446190 + ... + 40968581.

It is an arithmetic number, because the mean of its divisors is an integer number (2999336970980).

Almost surely, 2^{61211402026116} is an apocalyptic number.

It is an amenable number.

61211402026116 is an abundant number, since it is smaller than the sum of its proper divisors (82756772580924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61211402026116 is a wasteful number, since it uses less digits than its factorization.

61211402026116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80415284 (or 80415282 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 61211402026116 in words is "sixty-one trillion, two hundred eleven billion, four hundred two million, twenty-six thousand, one hundred sixteen".